<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title>加载过渡效果</title>
		<link href="css/mn.css" rel="stylesheet" />
		<meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=no"/>
	</head>
	<body>
	
		<div class="loading2-bg">
			<div class="heartbeat-bg">
				<span class="heartbeat"></span>&nbsp;&nbsp;正在加载
			</div>
		</div>
		
	</body>
</html>
